Junior Battery Application Engineer

Battery NEXUS; Coventry; On-site; GBP 30,000 - 40,000; Full time

Benefits offered by this job

Competitive compensation

Performance bonus

Professional development

Job summary

A leading sodium-ion battery company is hiring a Battery Application Engineer based in the UK to manage technical integrations for light e-mobility and UPS applications. The ideal candidate will have a Bachelor's degree in Engineering and experience in battery systems. This full-time role offers competitive compensation and growth opportunities in an innovative environment.

Qualifications

• Strong grasp of battery fundamentals (cell chemistries, pack architecture, thermal management).
• Familiarity with SOC/SOH algorithms and protection strategies.
• Proficient with communication protocols and testing tools.

Responsibilities

• Serve as the primary technical interface for clients across the UK and Europe.
• Lead integration of sodium-ion batteries into customer systems.
• Capture customer requirements and translate them into product definition.

Skills

Battery application engineering

Systems integration

Test/validation for battery systems

Communication protocols

Hands-on with BMS configuration

Education

Bachelor's degree in Electrical/Electronic Engineering

Bachelor's degree in Chemical Engineering

Bachelor's degree in Mechatronics

Tools

CANalyzer

CANoe

Vector tools

Serial/RS-485 analysers

Job description

We are a leading sodium-ion battery company based in China, specialising in the research, development, and manufacturing of cathode materials, battery cells, and battery packs. Our products power light e-mobility, energy storage systems, and UPS applications. As we establish our UK presence and scale globally, we're hiring a Battery Application Engineer to ensure our products integrate flawlessly into customer systems and deliver reliable, real-world performance.

Role Purpose

Own the technical success of customer integrations across light e-mobility, BESS, and industrial/UPS applications-bridging product engineering with customer needs from pre-sale through validation, certification, and launch.

Key Responsibilities

• Serve as the primary technical interface for clients and partners across the UK and Europe, providing pre- and post-sales application support.
• Lead integration of sodium-ion batteries into customer systems-scoping requirements, coordinating design/validation/testing with China engineering, and resolving issues to launch.
• Capture customer requirements and translate them into product definition.

Qualifications & Experience

• Bachelor's degree (or higher) in Electrical/Electronic Engineering, Chemical Engineering, Mechatronics, or related field.
• Battery application engineering, systems integration, or test/validation for battery systems.
• Strong grasp of battery fundamentals (cell chemistries, pack architecture, thermal management, ageing mechanisms) and power electronics interfaces.
• Hands‑on with BMS configuration and diagnostics; familiarity with SOC/SOH algorithms and protection strategies.
• Proficient with communication protocols and tools (CANalyzer/CANoe, Vector tools, serial/RS‑485 analysers).

What We Offer

• Opportunity to shape real‑world applications of next‑generation sodium‑ion technology.
• Fast‑growing, cross‑border environment with clear impact on product and strategy.
• Competitive compensation, performance bonus, and professional development.

Seniority level

Entry level

Employment type

Full‑time

Industries

Appliances, Electrical, and Electronics Manufacturing and Motor Vehicle Manufacturing